<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<base href="<%=request.getContextPath()%>">
</head>
<body>



<h1>fileUpload</h1>
<form action="<%=request.getContextPath()%>/hello/upLoad" enctype="multipart/form-data" method="post">
<input name="file" type="file"/>
<input type="submit" value="提交"/>
</form>
</body>
</html>